Object: a lightbulb

Good morning, boys and girls. Guess what I brought to show you this morning? A lightbulb. Not very exciting, I suppose. But I learned an interesting fact about light bulbs this week. Did you know that when light bulbs are made in the factory, they have to be kept completely clean inside? I mean completely clean. If any dirt gets inside a lightbulb, then it could cause the lightbulb to break. And bro…